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  1. #include <stdio.h>
  2.  
  3. int main(void) {
  4. 	double d = (double)1/3;
  5.  
  6. 	unsigned char *x = (unsigned char *)&d;    	
  7. 	printf("chars: %2x%2x %2x%2x %2x%2x %2x%2x\n",
  8. 		x[0], x[1], x[2], x[3], x[4], x[5], x[6], x[7]);
  9.  
  10.     // as per Yu Hao's answer    	
  11. 	long long dd = *(long long*)&d;
  12. 	printf("lld  : %8llx\n", dd);
  13.  
  14. 	return 0;
  15. }
  16.  
Success #stdin #stdout 0s 2292KB
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Standard input is empty
stdout
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chars: adfa 5c6d 454a 9340
lld  : 40934a456d5cfaad
https://ideone.com/QrZvRs
language:
C (gcc 8.3)
created:
11 years ago
visibility:
public

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